- Jan 31 Stanley Cup, Montreal Arena, Westmount, Quebec: Winnipeg Victorias edge Montreal Shamrocks, 2-1 to sweep challenge series, 2-0
- Mar 11 Cincinnati Enquirer reports Baltimore manager John McGraw signed Cherokee Indian Tokohoma, who is really black 2nd baseman Charlie Grant
- Mar 13 Amidst increasing anti-gambling sentiment, wagering on horse racing is banned in San Francisco, CA; Ingleside Race Track closes March 15
- Mar 29 63rd Grand National: Jockey Arthur Nightingall wins his 3rd GN aboard 9/1 shot Grudon in a howling snowstorm
- Apr 15 5th Boston Marathon won for second straight year by Canadian Jim Caffrey in race record 2:29:23.6
- Apr 24 First game in baseball's American League: Chicago White Stockings win against the Cleveland Blues 8-2, other games rained out
- Apr 25 Erve Beck hits American League's 1st home run
- Apr 25 In last of 9th, Detroit Tigers, trailing by 13-4, score 10 runs to win one of greatest comebacks in baseball (1st game in Detroit)
- Apr 26 Jimmy Collins, having left the Boston Beaneaters (NL), captains and manages his first game for the Boston Americans (loses 10-6 at Baltimore Orioles)
- Apr 28 Cleveland's Bock Baker gives up a record 23 singles as White Sox beat Blues (Cleveland Blues!) 13-1
- Apr 29 27th Kentucky Derby: Jimmy Winkfield on His Eminence wins in 2:07.75
- May 1 Chicago White Sox outfielder Herm McFarland hits first grand slam in American League history in 19-9 win at home against Detroit; Tigers commit 12 errors
- May 9 Cleveland's Earl Moore no-hits Chicago White Sox 9 inn but loses in 10th 4-2
- May 23 35th Belmont: H Spencer aboard Commando wins in 2:21
- May 28 26th Preakness: Fred Landry aboard The Parader wins in 1:47.2
- Jun 2 Benjamin Adams arrested for playing golf on Sunday (NY)
41st British Open
Jun 6 British Open Men's Golf, Muirfield: Scotsman James Braid wins first of 5 Open titles by 3 strokes from Harry Vardon of Jersey
- Jun 9 NY Giants get record 31 hits to beat Cincinnati Reds 25-13
- Jun 17 US Open Men's Golf, Myopia Hunt GC: Willie Anderson of Scotland wins first of his 4 Open titles by 1 stroke in an 18-hole playoff with Alex Smith
- Jun 29 US National Championship Women's Tennis, Philadelphia CC: Elisabeth Moore beats defending champion Myrtle McAteer 6-4, 3-6, 7-5, 2-6, 6-2 for her second of 4 US singles titles
- Jul 1 Wimbledon Men's Tennis: Arthur Gore beats defending 4-time champion R.F. Doherty 4-6, 7-5, 6-4, 6-4 for his 1st of 3 Wimbledon singles titles
Wimbledon Women's Tennis
Jul 3 Wimbledon Women's Tennis: Charlotte Cooper Sterry beats Blanche Bingley-Hillyard 6-2 6-2, her 4th of 5 Wimbledon singles titles
- Jul 15 NY Giant Christy Mathewson no-hits St Louis, 5-0
- Aug 5 Peter O'Connor of Ireland, sets the first officially recognised world long jump record at 24' 11 3/4" in Dublin, Ireland
- Aug 10 Chicago White Sox Frank Isbell strands record 11 teammate base runners
- Aug 21 Baltimore Orioles pitcher Joe McGinnity is suspended from MLB for punching & spitting on umpire Tom Connolly in previous day's 5-2 loss to Detroit Tigers; lifetime suspension reduced to 12 days
US Men's Tennis Open
Aug 27 US National Championship Men's Tennis, Newport, RI: William Larned beats Beals Wright 6-2, 6-8, 6-4, 6-4 for the first of 7 US singles titles
- Sep 5 National Association of Professional Baseball Leagues, better known as Minor League Baseball is formed at the Leland Hotel in Chicago
- Sep 19 11 baseball games canceled due to funeral of President William McKinley
- Oct 4 Charlie Barr skippered Columbia (US) beats Shamrock II (UK), 3-0 on New York City Harbour in 11th America's Cup yachting challenge series
- Nov 15 6th Iron Bowl: Auburn beats Alabama 17-0 in Tuscaloosa
Jefferies vs. Ruhlin
Nov 15 James J. Jeffries TKOs Gus Ruhlin in 6 for heavyweight boxing title in San Francisco
- Dec 3 At the MLB meeting, the Milwaukee Brewers franchise is officially dropped from the American League and replaced by the St. Louis Browns
- Dec 13 Test debut of English cricketer Sydney Barnes vs Australia at the SCG, took 5-65 in 1st innings
- Dec 14 1st table tennis tournament is held at the London Royal Aquarium
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